64871290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{5839}}^1$

素因数の和:5958

約数の個数: 32

約数和(自身を含む): 128666880

約数和(自身を除く): 63795590

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 2222, 5555, 5839, 11110, 11678, 29195, 58390, 64229, 128458, 321145, 589739, 642290, 1179478, 2948695, 5897390, 6487129, 12974258, 32435645, 64871290]

約数ペア:

[(1, 64871290), (2, 32435645), (5, 12974258), (10, 6487129), (11, 5897390), (22, 2948695), (55, 1179478), (101, 642290), (110, 589739), (202, 321145), (505, 128458), (1010, 64229), (1111, 58390), (2222, 29195), (5555, 11678), (5839, 11110)]